劉采雨HTML_CSS_ Javascript_Java_Python

程式碼 space, slash, backslash, cr = ' ', '/', '\\', '\n' k = 1 f = open("劉任昌.txt",'w',encoding="utf8") for i in range(1, k+1): for j in range(k-i): f.write(space) f.write(slash) for j in range(2*i-2): f.write(space) f.write(backslash) for j in range(k-i): f.write(space) f.write(cr) for i in range(1, k+1): for j in range(i-1): f.write(space) f.write(backslash) for j in range(2*k-2*i): f.write(space) f.write(slash) for j in range(i-1): f.write(space) f.write(cr) f.close()

f = open("ascii.txt", "r",encoding='utf8') print(f.read()) f.close() x = "劉采雨" f = open("ascii.txt", "r+",encoding='utf8') y = f.write(x) print(y) f.close() print(i) f = open("ascii.txt", "r+",encoding='utf8') #a代表附加append print("名稱",f.name) print("模式",f.mode) print("關閉",f.closed) f.write('劉采雨') line = f.read() #讀取檔案f成為字串 print('檔案字串長度',len(line)) print("檔案內容",line) f.close() 影片379 影片380

程式碼 print("練習函數bin, hex, integer") print("4轉二進位",bin(4)) print("7轉二進位",bin(7)) print(4+2+1) print("20轉成16進位",hex(20)) print("FF轉成10進位",int("FF",16)) print("練習函數abs, all, any, ascii") for i in range(-2,3): x = abs(i) print(abs(x)) print("all邏輯,是否全部是真?") x, y, z = 1==1, 2>1, 3>2 #=給值,==判斷 print(all([x,y,z])) print("2>1,-1==1,-2>3有正確的嗎",any([2>1, -1==1, -2>3])) print("2>1,-1==1,-2>3全正確嗎",all([2>1, -1==1, -2>3])) #pthon註解range(開始,結束) print("列印,迴圈for, range範圍") for i in range(33301, 33344): print("字碼character", i,"是",chr(i)) for i in range(65, 70): print(chr(i)) w3schools內建函數列表 https://www.w3schools.com/python/python_ref_functions.asp Python has a set of built-in functions. Function Description abs() Returns the absolute value of a number all() Returns True if all items in an iterable object are true any() Returns Tru...

print(int(10)) print(int("ff",16)) print(int('100',16)) print(int('100',8)) a = [0>1, 2>1, 3==3]#串列list使用square bracket中括號 print("是否all全真",all(a)) print("存在任何any一個真",any(a)) print("劉任昌bin二進位輸出一到9") for i in range(10): #0 to 9進位1 print(bin(i)) for i in range(0, 200, 10): print(hex(i)) 補充與心得 int(a,b)將b進位的a轉成10進位